EDIFIER TWS NB2 Pro True Wireless Earbuds with Active Noise Cancellation User Manual

EDIFIER TWS NB2 Pro True Wireless Earbuds with Active Noise Cancellation

TWS NB2 Pro
True Wireless Earbuds with Active Noise Cancellation www.edifier.com

Product Description and Accessories

Accessories:
Ear tips x 3 pairs, Storage bag x 1, Charging cable x 1

Note:

• There are different size of ear tips attached in the package, please select the suitable ones to wear.
• Images are for illustrative purposes only and may differ from the actual product.

Power on/off

• The earbuds will power on when the case is opened.
• The earbuds will power off when the case is closed.

Charge

Charge the earbuds
Place the earbuds in the case and close the case for charging.

Charge the charging case

• Connect the included charging cable to the case for charging.
• Indicator steady lit = charging
  Indicator off = fully charged

Battery level indicator on the charging case
Open/close the case to show the case’s battery level;
if indicator flashes three times: full battery level
if indicator flashes twice: medium battery level
if indicator flashes once: low battery level

Warning: The rechargeable batteries that provide power for this product must be disposed properly for recycling. Do not dispose of batteries in fire to prevent an explosion.

User guide

Bluetooth connection

• Place the earbuds in the case, and press and hold the button on the case for around 3 seconds to enter Bluetooth pairing.
• Set mobile phone to search for and connect to “EDIFIER TWS NB2 Pro”.
• Bluetooth pairing: the white and green lights flash rapidly.
• After pairing is successful, the green light will flash slowly.

Interconnection of the left and right earbuds/clear pairing records
Place the earbuds in the case, and double click the button on the case (the white light flashing rapidly) to clear pairing records and enter the TWS pairing of the left and right earbuds. When successful, the earbuds will automatically enter Bluetooth pairing state, and the white and green lights will flash rapidly.

Functional operation

Note:

• Noise reduction mode switch: noise reduction mode(effective when both earbuds are used), ambient sound mode, and normal mode.
• Sound effect mode switch: standard mode, spatial audio mode, and game mode.

In-ear detection function

• Music control: Music will be played/paused when one earbud is inserted or removed.
• Noise reduction control: In noise reduction mode, the noise reduction will be enabled when both earbuds are inserted, and will be disabled when one earbud is removed.
• You can also set or close the in-ear detection function via the EDIFIER CONNECT APP.

FAQs

When charging the charging case, the indicator is o.
Please ensure the charging case is correctly connected with power source.

No sound

• Check if the earbuds are operating.
• Check if the earbuds volume are at an appropriate level.
• Check if the earbuds are correctly connected with mobile phone.
• Check if the earbuds are operating within a normal working range.

The call quality of the earbuds are not good.

• Check if mobile phone is in an area with strong signal.
• Please ensure the earbuds are within effective distance (10m) and no obstacle between the earbuds and mobile phone.

When playing music, cannot control pause/play/next track via the earbuds.
Please ensure the paired device support AVRCP (Audio/Video Remote Control Profile) profile.

The tapping function is too sensitive or not sensitive.
Please ensure you are tapping in the effective tap zone with a moderate intensity or at an appropriate angle. You can also adjust to a desired tapping sensitivity via the EDIFIER CONNECT APP.

After one earbud alone is connected to another mobile phone, there is no sound from the other earbud when used again.
When one earbud alone is connected to another mobile phone, the interconnection between the left and right earbuds may have been disconnected. To restore the two earbuds mode, double click the pairing button on the case to resume interconnection between the left and right earbuds. Then try again.

There is a delay problem when playing game.
Please triple click the left earbud to switch to game mode and then start playing game.

In-ear detection function is not sensitive or too sensitive.
To ensure every wearing of the earbuds by user can be recognized, the recognition of in-ear detection have been slightly raised. If not used, please place the earbuds back into the case for charging and storage; it is better not to place the earbuds alone in the pocket or on the desk for long periods of time, so as to avoid interference with the in-ear detection function or missing of the earbuds. You can also set the automatic in-ear detection function to other functions or close it via the EDIFIER CONNECT APP.

Maintenance

• If it is not used for long periods of time, please charge the product with lithium battery every three months.
• Keep the product away from humid places to avoid affecting internal circuit. Do not use the product during intense exercise or with much sweat to prevent sweat from dropping into the product to make damage.
• Do not put the product in places exposed to sun or with high temperature. High temperature will shorten service life of electronic components, damage battery and make plastic components deformed.
• Do not put the product in cold places to avoid damaging internal circuit board.
• Do not dismantle the product. Non-professional personnel may damage the product.
• Do not drop, strongly vibrate, strike the product with hard object to avoid damaging internal circuit.
• Do not use drastic chemicals or cleaner to clean the product.
• Do not use sharp objects to scratch product surface to avoid damaging shell and affecting facade.

Model: EDF200026
Edifier International Limited
P.O. Box 6264
General Post Office
Hong Kong
www.edifier.com
2021 Edifier International Limited. All rights reserved.
Printed in China

NOTICE:
For the need of technical improvement and system upgrade, information contained herein may be subject to change from time to time without prior notice.
Products of EDIFIER will be customized for different applications. Pictures and illustrations shown on this manual may be slightly different from actual product. If any difference is found, the actual product prevails.

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